Quartz [synthetics] — specimen S-006, photo © NMNHS
Quartz [synthetics] — specimen S-006
Weight: 39.64 ct; size: 30.31 | 16.67 | 10.96 mm; shape: octagon; colour: medium reddish orange; very slightly brownish; clarity: eye clean; cut: good.
Big, very clean specimen; commercial cut; good polish.
More information from ‘Classification’
Produced using a hydrothermal synthesis, a method of synthesis of single crystals that depends on the solubility in hot water under high pressure.